Revised edition providing a clear explanation of the mathematics needed for economics. - Title: Mathematics in Economics - Authors: Daisuke Oyama, Yosuke Yasuda - Edition: Revised Edition - ISBN: 978-4-8154-5569-1 - Price: 2100 yen It's in good condition as it has hardly been used. I have checked for writing and found none, but please understand that there may be some writing I missed. Thank you for your understanding.